:root {
  --primary-color: #2563eb;
  --primary-light: #3b82f6;
  --primary-lighter: #60a5fa;
  --secondary-color: #0891b2;
  --accent-color: #059669;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-light: #9ca3af;
  --background: #ffffff;
  --background-light: #f9fafb;
  --background-section: #f3f4f6;
  --border-color: #e5e7eb;
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  font-weight: 400;
  color: var(--text-primary);
  background-color: var(--background);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--background);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

h3 {
  font-size: 1.5rem;
}

p {
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 6rem 0;
  text-align: center;
  min-height: 70vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.pexels.com/photos/8386440/pexels-photo-8386440.jpeg?auto=compress&cs=tinysrgb&w=1920&h=1080&fit=crop') center/cover;
  opacity: 0.1;
  z-index: 1;
}

.hero-content {
  width: 100%;
  position: relative;
  z-index: 2;
}

.brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.logo {
  width: 60px;
  height: 60px;
  flex-shrink: 0;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.brand-name {
  font-size: 3rem;
  font-weight: 700;
  color: white;
  margin: 0;
  text-align: center;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-title {
  font-size: 2.5rem;
  color: white;
  margin-bottom: 1.5rem;
  font-weight: 600;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-description {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  max-width: 800px;
  margin: 0 auto 3rem;
  line-height: 1.6;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.hero-image-placeholder {
  background: rgba(255, 255, 255, 0.1);
  border: 2px dashed rgba(255, 255, 255, 0.3);
  border-radius: 16px;
  padding: 3rem;
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
}

.hero-image {
  width: 100%;
  max-width: 800px;
  height: 400px;
  object-fit: cover;
  border-radius: 16px;
  margin: 0 auto;
  display: block;
  box-shadow: var(--shadow-xl);
  border: 2px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  transition: transform 0.3s ease;
}

.hero-image:hover {
  transform: translateY(-5px);
}

/* About Section */
.about {
  padding: 6rem 0;
  background: var(--background);
  position: relative;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text {
  font-size: 1.1rem;
}

.about-image {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: var(--shadow-xl);
  transition: transform 0.3s ease;
}

.about-image:hover {
  transform: translateY(-5px);
}

/* Features Section */
.features {
  padding: 6rem 0;
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  position: relative;
}

.features::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.pexels.com/photos/3861969/pexels-photo-3861969.jpeg?auto=compress&cs=tinysrgb&w=1920&h=1080&fit=crop') center/cover;
  opacity: 0.05;
  z-index: 1;
}

.features .container {
  position: relative;
  z-index: 2;
}

.features h2 {
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.features h2::after {
  background: rgba(255, 255, 255, 0.3);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 2.5rem;
  border-radius: 16px;
  text-align: center;
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.feature-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1.5rem;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.feature-card h3 {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
}

/* How It Works Section */
.how-it-works {
  padding: 6rem 0;
  background: var(--background);
  position: relative;
}

.how-it-works::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.pexels.com/photos/3184465/pexels-photo-3184465.jpeg?auto=compress&cs=tinysrgb&w=1920&h=1080&fit=crop') center/cover;
  opacity: 0.03;
  z-index: 1;
}

.how-it-works .container {
  position: relative;
  z-index: 2;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
}

.step {
  text-align: center;
  padding: 2rem;
  background: var(--background);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  transition: transform 0.3s ease;
  position: relative;
  overflow: hidden;
}

.step::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

.step:hover {
  transform: translateY(-5px);
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0 auto 1.5rem;
  box-shadow: var(--shadow-lg);
}

.step h3 {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.step p {
  color: var(--text-secondary);
}

/* Benefits Section */
.benefits {
  padding: 6rem 0;
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  position: relative;
}

.benefits::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.pexels.com/photos/3184339/pexels-photo-3184339.jpeg?auto=compress&cs=tinysrgb&w=1920&h=1080&fit=crop') center/cover;
  opacity: 0.05;
  z-index: 1;
}

.benefits .container {
  position: relative;
  z-index: 2;
}

.benefits h2 {
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.benefits h2::after {
  background: rgba(255, 255, 255, 0.3);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.benefit-item {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 2rem;
  border-radius: 16px;
  text-align: center;
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: transform 0.3s ease;
}

.benefit-item:hover {
  transform: translateY(-5px);
}

.benefit-icon {
  width: 40px;
  height: 40px;
  margin-bottom: 1rem;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.benefit-item h3 {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.benefit-item p {
  color: var(--text-secondary);
}

/* Products Section */
.products {
  padding: 6rem 0;
  background: var(--background);
  position: relative;
}

.products::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.pexels.com/photos/3184360/pexels-photo-3184360.jpeg?auto=compress&cs=tinysrgb&w=1920&h=1080&fit=crop') center/cover;
  opacity: 0.02;
  z-index: 1;
}

.products .container {
  position: relative;
  z-index: 2;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.product-card {
  background: var(--background);
  border: 2px solid var(--border-color);
  border-radius: 20px;
  padding: 2.5rem;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-lg);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

.product-card.featured {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-xl);
  transform: scale(1.02);
}

.product-card.featured::before {
  background: var(--gradient-secondary);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.product-card.featured:hover {
  transform: scale(1.02) translateY(-8px);
}

.product-card h3 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

.product-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
}

.product-features {
  list-style: none;
  margin: 1.5rem 0;
  text-align: left;
}

.product-features li {
  padding: 0.5rem 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: 1.5rem;
}

.product-features li:before {
  content: "✓";
  color: var(--accent-color);
  font-weight: bold;
  position: absolute;
  left: 0;
}

.cta-button {
  display: inline-block;
  background: var(--gradient-primary);
  color: white;
  padding: 1rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  margin-top: 1rem;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: var(--shadow-lg);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
  text-decoration: none;
}

/* Risk Education Section */
.risk-education {
  padding: 6rem 0;
  background: var(--background-section);
  position: relative;
}

.education-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.education-topics {
  list-style: none;
  margin-top: 1.5rem;
}

.education-topics li {
  padding: 0.75rem 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  transition: color 0.3s ease;
}

.education-topics li:hover {
  color: var(--primary-color);
}

.education-topics li:before {
  content: "→";
  color: var(--primary-color);
  font-weight: bold;
  position: absolute;
  left: 0;
}

.education-image {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: var(--shadow-xl);
  transition: transform 0.3s ease;
}

.education-image:hover {
  transform: translateY(-5px);
}

/* Security Section */
.security {
  padding: 6rem 0;
  background: var(--background);
  position: relative;
}

.security::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.pexels.com/photos/60504/security-protection-anti-virus-software-60504.jpeg?auto=compress&cs=tinysrgb&w=1920&h=1080&fit=crop') center/cover;
  opacity: 0.02;
  z-index: 1;
}

.security .container {
  position: relative;
  z-index: 2;
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.security-feature {
  background: var(--background-light);
  padding: 2rem;
  border-radius: 16px;
  border-left: 4px solid var(--primary-color);
  box-shadow: var(--shadow);
  transition: transform 0.3s ease;
}

.security-feature:hover {
  transform: translateY(-3px);
}

.security-feature h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.security-feature p {
  color: var(--text-secondary);
}

.security-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: var(--shadow-xl);
  margin-top: 2rem;
}

/* Contacts Section */
.contacts {
  padding: 6rem 0;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  position: relative;
}

.contacts::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.pexels.com/photos/7688336/pexels-photo-7688336.jpeg?auto=compress&cs=tinysrgb&w=1920&h=1080&fit=crop') center/cover;
  opacity: 0.1;
  z-index: 1;
}

.contacts .container {
  position: relative;
  z-index: 2;
}

.contacts h2 {
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.contacts h2::after {
  background: rgba(255, 255, 255, 0.3);
}

.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.contact-item {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 2.5rem;
  border-radius: 16px;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: transform 0.3s ease;
}

.contact-item:hover {
  transform: translateY(-5px);
}

.contact-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.contact-details h3 {
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.contact-details a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.contact-details a:hover {
  color: var(--primary-light);
  text-decoration: underline;
}

.contact-details p {
  color: var(--text-secondary);
  margin: 0;
}

/* Footer */
.footer {
  background: var(--text-primary);
  color: white;
  padding: 3rem 0;
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.pexels.com/photos/3184291/pexels-photo-3184291.jpeg?auto=compress&cs=tinysrgb&w=1920&h=1080&fit=crop') center/cover;
  opacity: 0.05;
  z-index: 1;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
  position: relative;
  z-index: 2;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.footer-logo {
  width: 40px;
  height: 40px;
}

.footer-brand-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
}

.footer-links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: #d1d5db;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: white;
  text-decoration: underline;
}

.footer-info {
  text-align: right;
}

.footer-info p {
  color: #d1d5db;
  margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }

  .hero {
    padding: 4rem 0;
    min-height: 60vh;
  }

  .brand-name {
    font-size: 2.25rem;
  }

  .brand {
    gap: 0.75rem;
    margin-bottom: 2rem;
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .hero-description {
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
  }

  .hero-image-placeholder {
    padding: 2.5rem;
    font-size: 1rem;
  }

  .hero-image {
    height: 300px;
    max-width: 100%;
  }

  .about-content,
  .education-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about-image,
  .education-image {
    height: 300px;
  }

  .features-grid,
  .benefits-grid,
  .products-grid {
    grid-template-columns: 1fr;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .security-grid {
    grid-template-columns: 1fr;
  }

  .contact-info {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    justify-content: center;
  }

  .footer-info {
    text-align: center;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  h3 {
    font-size: 1.25rem;
  }

  section {
    padding: 4rem 0;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 3rem 0;
    min-height: 50vh;
  }

  .brand {
    gap: 0.5rem;
    margin-bottom: 1.5rem;
  }

  .logo {
    width: 50px;
    height: 50px;
  }

  .brand-name {
    font-size: 2rem;
  }

  .hero-title {
    font-size: 1.875rem;
    margin-bottom: 1.25rem;
  }

  .hero-description {
    font-size: 1rem;
    margin-bottom: 2rem;
  }

  .hero-image-placeholder {
    padding: 2rem;
    font-size: 0.95rem;
    min-height: 150px;
  }

  .hero-image {
    height: 250px;
  }

  .product-card,
  .feature-card,
  .benefit-item {
    padding: 1.5rem;
  }

  .contact-item {
    padding: 1.5rem;
    flex-direction: column;
    text-align: center;
  }

  section {
    padding: 3rem 0;
  }

  .footer-links {
    flex-direction: column;
    gap: 1rem;
  }

  .about-image,
  .education-image {
    height: 250px;
  }

  .security-image {
    height: 200px;
  }
}

@media (max-width: 360px) {
  .hero {
    padding: 2.5rem 0;
  }

  .brand {
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
  }

  .brand-name {
    font-size: 1.75rem;
  }

  .hero-title {
    font-size: 1.625rem;
  }

  .hero-description {
    font-size: 0.95rem;
  }

  .hero-image-placeholder {
    padding: 1.5rem;
    font-size: 0.9rem;
  }

  .hero-image {
    height: 200px;
  }
}

@media (max-width: 320px) {
  .container {
    padding: 0 0.75rem;
  }

  .brand-name {
    font-size: 1.5rem;
    word-break: keep-all;
  }

  .hero-title {
    font-size: 1.5rem;
    line-height: 1.3;
  }

  .hero-description {
    font-size: 0.9rem;
    line-height: 1.5;
  }

  .hero-image {
    height: 180px;
  }
}